KROK 1 2021 – Question 97 · KROK (Medicine) · Microbiology, Virology, and Immunology
During an outbreak of a hospital-acquired infection, pure cultures of S. aureus were obtained upon inoculation from the nasopharynxes of medical personnel and wound discharge of surgical patients. What analysis must be conducted to find the likely source of infection in this case?
- A. Phage typing of the obtained cultures
- B. Repeated inoculations
- C. Biochemical properties analysis
- D. Sero-identification
- E. Antibiotic sensitivity testing
Hint
Think about an epidemiological marking method that separates strains within one species, so that isolates from patients and staff can be compared and linked.
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